/**
 * 腾讯云API工具
 * 处理API请求签名和调用
 */
import { post } from '../plugins/axios';
import { tencentCloudConfig } from './config';
import type { ApiResponse } from '../types';

/**
 * 生成API请求签名
 * 参考：https://cloud.tencent.com/document/api/1759/116238
 */
export const generateSignature = (params: Record<string, any>, method: string = 'POST'): Record<string, string> => {
  // 这里简化了签名逻辑，实际应用中应按腾讯云API文档实现完整签名算法
  // 完整实现请参考腾讯云SDK或API文档
  
  const timestamp = Math.floor(Date.now() / 1000);
  const date = new Date();
  const dateStr = date.toISOString().split('T')[0];
  
  // 公共参数
  const commonParams = {
    Action: params.Action,
    Version: tencentCloudConfig.apiVersion,
    Timestamp: String(timestamp),
    Nonce: String(Math.floor(Math.random() * 10000)),
    Region: tencentCloudConfig.region,
    SecretId: tencentCloudConfig.secretId,
    ...params,
  };
  
  // 实际应用中应按腾讯云API文档实现完整签名算法
  
  return commonParams as Record<string, string>;
};

/**
 * 发起API请求
 * @param action API动作
 * @param params 请求参数
 * @returns API响应
 */
export const callTencentCloudAPI = async <T>(action: string, params: Record<string, any>): Promise<ApiResponse<T>> => {
  try {
    const requestParams = {
      Action: action,
      ...params,
    };
    console.log('请求参数:', requestParams);
    const signedParams = generateSignature(requestParams);
    
    // 使用封装的axios post方法
    const response = await post<ApiResponse<T>>(
      `https://${tencentCloudConfig.endPoint}`, 
      signedParams
    );
    
    return response;
  } catch (error) {
    console.error('API请求错误:', error);
    return {
      code: -1,
      message: error instanceof Error ? error.message : '未知错误',
      data: {} as T,
    };
  }
};

/**
 * 上传文件到COS
 * @param file 文件对象
 * @param uploadPath 上传路径
 * @param credentials 上传凭证
 * @returns 上传成功后的文件路径
 */
export const uploadFileToCOS = async (file: File, uploadPath: string, credentials: any): Promise<string> => {
  // 此处应实现COS上传逻辑
  // 实际应用中应使用腾讯云COS SDK
  
  // 模拟上传成功返回
  return uploadPath;
}; 